Gordon Buchanan joins a Waorani tribal family in Ecuador's Amazon jungle as they search for giant anacondas. They teach Gordon their secrets for survival, using blowpipes and sharpened sticks to hunt monkeys and wild pigs.

Gordon Buchanan joins a group of Bushmen in Botswana's Kalahari Desert to learn how to survive on foot among wild lions. The Ju/'hoansi Bushmen teach him ancient survival secrets, how to make fire, find honey and gather water from desert plants.

Gordon Buchanan journeys up Papua New Guinea's remote Sepik River to meet the tribes who have learned to live with crocodiles. Crocodile hunters invite Gordon to join them catching adult crocodiles with their bare hands.